Crankshaft six-wheel rolling device

The invention provides a technical scheme of a crankshaft six-wheel rolling device. The crankshaft six-wheel rolling device comprises an upper rolling head and a lower rolling head and is characterized in that an upper rolling body is arranged on the upper rolling head, the upper rolling body is provided with an upper pressure head guide wheel and an upper pressure head roller holder, the upper pressure head roller holder is provided with an upper pressure head roller, one end of the upper pressure head roller is matched with the outer circles of two shaft shoulders of the upper pressure head guide wheel, and the other end of the upper pressure head roller is matched with a round corner of a journal of a crankshaft; the lower rolling head is provided with a lower rolling body, the lower rolling body is provided with two lower pressure head guide wheels and two lower pressure head roller holders, each lower pressure head roller holder is provided with a lower pressure head roller, one end of each lower pressure head roller is matched with the outer circles of two shaft shoulders of the corresponding lower pressure head guide wheel, and the other end of each lower pressure head roller is matched with the round corner of the journal of the crankshaft; the included angle between the upper pressure head roller and each lower pressure head roller is 120 degrees. According to the scheme, the rolling efficiency is high, and cost is low.